<?php
/**
 * crcl/base
 *
 * Copyright 2013 CRCL - André Sabosch - info@crcl.de
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

namespace crcl\base\filter\container;

interface IMysqlIdentifier
{
}

class ContainerMysqlIdentifier extends Base implements IMysqlIdentifier
{
  public function filter($value)
  {
    $sResult = \trim($value);

    $sResult = \crcl\base\String::getInstance($sResult)
      ->doStartWith(self::BACKTICK)
      ->doEndWith(self::BACKTICK)
      ->toString();

    $sResult = \str_replace('.', self::BACKTICK . '.' . self::BACKTICK, $sResult);

    return $sResult;
  }


  /** PRIVATE *************************************************************************************/

  const BACKTICK = '`';
}